/* ============================================================
   cyconnector 明亮版换肤样式 (2026-08-20 v3)
   叠加在 style.css / style-addon.css 之后，不改动原文件
   主调：浅灰白背景 + 深蓝标题 + 红色点缀，避免暗色压抑
   ============================================================ */

:root{
  --c-navy:#0f172a; --c-navy2:#1e293b; --c-navy3:#334155;
  --c-ink:#0f172a; --c-sub:#64748b; --c-line:#e2e8f0;
  --c-red:#dc2626; --c-red2:#b91c1c; --c-blue:#2563eb;
  --c-bg:#f8fafc; --c-surface:#ffffff;
  --c-shadow:0 10px 30px rgba(15,23,42,.06);
  --c-shadow-lg:0 24px 60px rgba(15,23,42,.12);
  --c-glow:0 0 0 1px rgba(37,99,235,.08), 0 20px 50px rgba(37,99,235,.12);
}

/* ===== 容器：修复 .wrap 未定义导致整页满屏撑开（2026-08-20 紧急修复）===== */
.wrap{max-width:1200px;margin:0 auto;padding:0 20px;width:100%;box-sizing:border-box}


/* ---------- 吸顶导航：浅底深字 ---------- */
header{
  background:rgba(255,255,255,.96) !important;
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--c-line);
  box-shadow:0 2px 16px rgba(15,23,42,.06);
}
header .logo, header nav ul li a{color:var(--c-navy) !important}
.header-inner{height:72px}
.logo{font-size:19px;letter-spacing:.5px;font-weight:800}
.logo img{height:40px;border-radius:8px;background:#fff;padding:4px;box-shadow:var(--c-shadow)}
nav ul li a{font-weight:600;position:relative;padding:6px 0;color:var(--c-navy2) !important}
nav ul li a::after{content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;background:var(--c-red);transition:.25s}
nav ul li a:hover::after{width:100%}

/* ---------- 按钮 ---------- */
.btn-red{display:inline-flex;align-items:center;gap:8px;background:var(--c-red);color:#fff !important;padding:13px 26px;border-radius:10px;font-weight:700;font-size:15px;transition:.25s;box-shadow:0 8px 20px rgba(220,38,38,.22);text-decoration:none !important;border:none;cursor:pointer}
.btn-red:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(220,38,38,.32);background:var(--c-red2)}
.btn-line{display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--c-navy) !important;border:1.5px solid var(--c-line);padding:13px 26px;border-radius:10px;font-weight:700;font-size:15px;transition:.25s;text-decoration:none !important}
.btn-line:hover{border-color:var(--c-navy3);transform:translateY(-2px);box-shadow:var(--c-shadow)}
.btn-outline{display:inline-flex;align-items:center;gap:8px;background:transparent;color:var(--c-navy) !important;border:1.5px solid var(--c-navy3);padding:12px 28px;border-radius:10px;font-weight:700;transition:.25s;text-decoration:none !important}
.btn-outline:hover{background:var(--c-navy);color:#fff !important}

/* ---------- HERO v3：明亮双栏 ---------- */
.hero-banner{
  position:relative;
  min-height:620px;
  display:flex;
  align-items:center;
  background:linear-gradient(135deg,#f1f5f9 0%,#ffffff 55%,#eff6ff 100%) !important;
  overflow:hidden;
}
.hero-banner::before{
  content:"";
  position:absolute;
  right:-10%;top:-20%;
  width:700px;height:700px;
  background:radial-gradient(circle,rgba(37,99,235,.08) 0%,transparent 70%);
  border-radius:50%;
  z-index:0;
}
.hero-banner::after{
  content:"";
  position:absolute;
  left:-8%;bottom:-25%;
  width:520px;height:520px;
  background:radial-gradient(circle,rgba(220,38,38,.06) 0%,transparent 70%);
  border-radius:50%;
  z-index:0;
}
.hero-banner .wrap{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:50px;
  align-items:center;
}
.hero-banner-left{padding:60px 0}
.hero-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(220,38,38,.08);
  color:var(--c-red);
  border:1px solid rgba(220,38,38,.18);
  padding:7px 16px;
  border-radius:30px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.5px;
  margin-bottom:20px;
}
.hero-kicker::before{
  content:"";
  width:8px;height:8px;
  border-radius:50%;
  background:var(--c-red);
  box-shadow:0 0 0 3px rgba(220,38,38,.18);
}
.hero-banner-left h1{
  font-size:42px !important;
  font-weight:800 !important;
  line-height:1.18;
  letter-spacing:.5px;
  margin:0 0 18px;
  color:var(--c-navy);
}
.hero-banner-left h1 strong{color:var(--c-red)}
.hero-banner-left .hero-lead{
  font-size:17px;
  color:var(--c-sub);
  line-height:1.7;
  max-width:520px;
  margin-bottom:28px;
}
.hero-banner-left .cta-row{display:flex;gap:16px;flex-wrap:wrap}
.hero-banner-left .trust-pills{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero-banner-left .trust-pills span{
  background:#fff;
  border:1px solid var(--c-line);
  color:var(--c-navy2);
  font-size:13px;
  font-weight:600;
  padding:7px 15px;
  border-radius:30px;
  box-shadow:var(--c-shadow);
}

/* 右侧产品视觉 */
.hero-visual{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:360px;
}
.hero-visual .main-pic{
  position:relative;
  width:100%;
  max-width:340px;
  border-radius:20px;
  overflow:hidden;
  background:#fff;
  box-shadow:var(--c-glow);
  padding:18px;
}
.hero-visual .main-pic img{
  width:100%;
  height:auto;
  object-fit:contain;
  display:block;
}
.hero-visual .pic-badge{
  position:absolute;
  left:-14px;top:30px;
  background:#fff;
  border-radius:14px;
  padding:12px 16px;
  box-shadow:var(--c-shadow-lg);
  display:flex;
  flex-direction:column;
  gap:2px;
  z-index:3;
}
.hero-visual .pic-badge .n{font-size:24px;font-weight:800;color:var(--c-red);line-height:1}
.hero-visual .pic-badge .t{font-size:12px;color:var(--c-sub);font-weight:600}
.hero-visual .pic-tag{
  position:absolute;
  right:-8px;bottom:40px;
  background:var(--c-navy);
  color:#fff;
  border-radius:10px;
  padding:8px 14px;
  font-size:12px;
  font-weight:700;
  box-shadow:var(--c-shadow-lg);
  z-index:3;
}

/* ---------- 授权品牌条 ---------- */
.brand-bar{background:#fff;border-bottom:1px solid var(--c-line)}
.brand-bar .bb-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px 0;flex-wrap:wrap}
.brand-bar .bb-label{color:var(--c-sub);font-size:14px;font-weight:700;white-space:nowrap}
.brand-logos{display:flex;align-items:center;justify-content:flex-end;gap:28px;flex-wrap:wrap;flex:1}
.brand-logos img{height:34px;width:auto;object-fit:contain;filter:grayscale(100%) opacity(.75);transition:.25s}
.brand-logos img:hover{filter:grayscale(0%) opacity(1)}

/* ---------- 数据带 ---------- */
.stats-band{background:#fff;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.stats-band .sb-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:52px 0;text-align:center}
.stats-band .n{font-size:40px;font-weight:800;color:var(--c-navy)}
.stats-band .n b{color:var(--c-red)}
.stats-band .l{color:var(--c-sub);font-size:15px;margin-top:6px;font-weight:600}

/* ---------- 区块标题 ---------- */
.sec-head{text-align:center;max-width:680px;margin:0 auto 46px}
.sec-head .kicker{color:var(--c-red);font-weight:700;font-size:13px;letter-spacing:2px}
.sec-head h2{font-size:32px;font-weight:800;margin:12px 0 14px;color:var(--c-ink);letter-spacing:.5px}
.sec-head p{color:var(--c-sub);font-size:16px}

/* ---------- 产品卡升级 ---------- */
.grid-products{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.grid-products > div{background:var(--c-surface);border:1px solid var(--c-line);border-radius:14px;overflow:hidden;transition:.3s;box-shadow:var(--c-shadow)}
.grid-products > div:hover{transform:translateY(-6px);box-shadow:var(--c-shadow-lg);border-color:#cdd9ee !important}
.grid-products a{display:block;text-decoration:none;color:var(--c-navy2)}
.grid-products img{height:200px !important;border-radius:0 !important;transition:.4s;object-fit:contain !important;background:#fff !important;padding:14px !important;width:100%}
.grid-products > div:hover img{transform:scale(1.04)}
.grid-products .cat{display:block;padding:10px 15px 2px;font-size:12px;color:var(--c-sub);text-align:center;font-weight:600}
.grid-products h3{padding:2px 15px 14px;margin:0;font-size:15px;color:var(--c-navy);text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:700}
/* 缺图时的渐变占位 */
.prod-ph{width:100%;height:190px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#eef3fb,#dbe6f7);color:#8aa0c4;font-size:13px;font-weight:600;letter-spacing:1px}

/* ---------- 双栏产品专题 ---------- */
.product-feature{
  background:#fff;
  padding:80px 0;
  border-bottom:1px solid var(--c-line);
}
.product-feature.alt{background:var(--c-bg)}
.product-feature .pf-inner{
  display:grid;
  grid-template-columns:1fr 1.1fr;
  gap:60px;
  align-items:center;
}
.product-feature.alt .pf-inner{grid-template-columns:1.1fr 1fr}
.pf-pic{
  position:relative;
  border-radius:24px;
  overflow:hidden;
  background:#fff;
  box-shadow:var(--c-glow);
  padding:24px;
}
.pf-pic img{width:100%;height:auto;object-fit:contain;display:block}
.pf-pic .pf-label{
  position:absolute;
  left:24px;top:24px;
  background:var(--c-red);
  color:#fff;
  font-size:12px;
  font-weight:700;
  padding:6px 14px;
  border-radius:20px;
  letter-spacing:.5px;
}
.pf-text .kicker{color:var(--c-red);font-weight:700;font-size:13px;letter-spacing:2px}
.pf-text h2{font-size:32px;font-weight:800;color:var(--c-navy);margin:12px 0 16px}
.pf-text > p{color:var(--c-sub);font-size:16px;line-height:1.7;margin-bottom:28px}
.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:28px}
.feature-list span{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--c-navy2);
  font-weight:600;
}
.feature-list span::before{
  content:"";
  width:18px;height:18px;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23dc2626' stroke-width='3'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center/14px no-repeat;
  flex-shrink:0;
}

/* ---------- 为什么选我们 ---------- */
.why-us{background:linear-gradient(135deg,var(--c-navy) 0%,#172554 100%);color:#fff;padding:84px 0}
.why-us .sec-head h2{color:#fff}
.why-us .sec-head p{color:#94a3b8}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.why-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:30px 24px;transition:.3s}
.why-card:hover{background:rgba(255,255,255,.09);transform:translateY(-4px)}
.why-card .ic{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,var(--c-blue),#60a5fa);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.why-card h4{font-size:18px;margin-bottom:10px}
.why-card p{font-size:14px;color:#cbd5e1;line-height:1.7}

/* ---------- 代理商服务优势 ---------- */
.service-section{background:var(--c-bg);padding:80px 0}
.service-section .sec-head{margin-bottom:44px}
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.service-card{background:#fff;border:1px solid var(--c-line);border-radius:16px;padding:30px 24px;box-shadow:var(--c-shadow);transition:.25s;position:relative;overflow:hidden}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--c-shadow-lg);border-color:#cdd9ee}
.service-card .ic{width:44px;height:44px;border-radius:50%;background:var(--c-red);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;margin-bottom:18px}
.service-card h4{font-size:18px;color:var(--c-ink);margin-bottom:10px}
.service-card p{font-size:14px;color:var(--c-sub);line-height:1.7}

/* ---------- 红色 CTA 带 ---------- */
.cta-band{background:linear-gradient(120deg,var(--c-red),#ef4444);color:#fff;text-align:center;padding:64px 0}
.cta-band h2{font-size:28px;font-weight:800;margin-bottom:12px}
.cta-band p{font-size:17px;opacity:.92;margin-bottom:26px}
.cta-band .btn-white{display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--c-red) !important;padding:14px 30px;border-radius:10px;font-weight:700;box-shadow:0 10px 26px rgba(0,0,0,.18);transition:.25s;text-decoration:none !important}
.cta-band .btn-white:hover{transform:translateY(-2px)}

/* ---------- 响应式 ---------- */
@media(max-width:980px){
  .hero-banner .wrap{grid-template-columns:1fr;gap:30px;text-align:center}
  .hero-banner-left{padding:50px 0 0}
  .hero-banner-left .hero-lead{margin-left:auto;margin-right:auto}
  .hero-banner-left .cta-row{justify-content:center}
  .hero-banner-left .trust-pills{justify-content:center}
  .hero-visual{min-height:auto;padding-bottom:40px}
  .hero-visual .main-pic{max-width:420px}
  .product-feature .pf-inner,
  .product-feature.alt .pf-inner{grid-template-columns:1fr;gap:36px}
  .pf-pic{order:-1}
  .why-grid{grid-template-columns:1fr 1fr}
  .service-grid{grid-template-columns:1fr 1fr}
  .stats-band .sb-inner{grid-template-columns:1fr 1fr}
  .brand-logos{justify-content:center}
}
@media(max-width:620px){
  .hero-banner-left h1{font-size:30px !important}
  .hero-visual .main-pic{padding:16px;border-radius:18px}
  .hero-visual .pic-badge{left:-6px;top:20px;padding:10px 12px}
  .hero-visual .pic-badge .n{font-size:20px}
  .hero-visual .pic-tag{right:-6px;bottom:20px;padding:8px 12px;font-size:12px}
  .why-grid,.stats-band .sb-inner,.service-grid{grid-template-columns:1fr}
  .grid-products{grid-template-columns:repeat(2,1fr);gap:14px}
  .feature-list{grid-template-columns:1fr}
  .brand-logos img{height:26px}
  .brand-logos{gap:18px}
}

/* ============================================================
   内页统一（明亮版）增强：与首页风格一致
   ============================================================ */

/* 面包屑链接 */
.breadcrumb a{color:#64748b;text-decoration:none}
.breadcrumb a:hover{color:#dc2626}

/* 产品列表卡片 hover（products.php .product-grid > div，.product-card 除外已有自身样式） */
.product-grid > div:not(.product-card){transition:.3s;border-radius:8px;overflow:hidden}
.product-grid > div:not(.product-card):hover{transform:translateY(-5px);box-shadow:0 14px 34px rgba(15,23,42,.12);border-color:#cdd9ee}
.product-grid img{transition:.4s}
.product-grid > div:hover img{transform:scale(1.04)}

/* 产品详情页：相关产品卡片 hover */
.related-grid > a > div{transition:.25s}
.related-grid > a > div:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(15,23,42,.12)}

/* 新闻列表 article hover */
.news .section .container article{transition:.3s;border:1px solid #eef2f7 !important}
.news .section .container article:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(15,23,42,.10)}

/* 关于页公司优势/品牌/应用卡片 hover */
.advantages-grid > div, .brand-grid > div, .series-grid > div{transition:.25s}
.advantages-grid > div:hover, .brand-grid > div:hover, .series-grid > div:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(15,23,42,.10)}

/* 联系页表单输入框 focus 红边 */
.contact input:focus, .contact textarea:focus{border-color:#dc2626 !important;outline:none;box-shadow:0 0 0 3px rgba(220,38,38,.1)}

/* ============================================================
   产品中心页专用样式（分层展示）
   ============================================================ */

/* 产品中心顶部标题区 */
.products-hero{
  text-align:center;
  padding:24px 0 18px;
}
.products-hero h1{
  font-size:32px;
  font-weight:800;
  color:var(--c-navy);
  margin:0 0 10px;
  letter-spacing:.5px;
}
.products-hero p{
  font-size:15px;
  color:var(--c-sub);
  margin:0;
}

/* 分类筛选导航 */
.category-filter{
  margin-bottom:28px;
}
.filter-row{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:10px;
  margin-bottom:10px;
}
.filter-row.secondary{
  gap:8px;
  padding-top:8px;
  border-top:1px dashed var(--c-line);
}
.filter-label{
  display:inline-flex;
  align-items:center;
  font-size:13px;
  color:var(--c-sub);
  font-weight:600;
  padding:6px 0;
}
.category-filter a{
  display:inline-flex;
  align-items:center;
  gap:5px;
  padding:8px 16px;
  border:1px solid var(--c-line);
  border-radius:999px;
  background:#fff;
  color:var(--c-navy2);
  font-size:14px;
  font-weight:600;
  text-decoration:none;
  transition:.2s;
}
.category-filter a small{
  display:inline-block;
  min-width:18px;
  text-align:center;
  padding:1px 6px;
  border-radius:999px;
  background:#f1f5f9;
  color:var(--c-sub);
  font-size:11px;
  font-weight:700;
}
.category-filter a:hover{
  border-color:var(--c-navy3);
  transform:translateY(-1px);
  box-shadow:var(--c-shadow);
}
.category-filter a.active{
  background:var(--c-navy);
  color:#fff;
  border-color:var(--c-navy);
}
.category-filter a.active small{
  background:rgba(255,255,255,.2);
  color:#fff;
}

/* 搜索与结果数 */
.result-count{
  font-size:14px;
  color:var(--c-sub);
  font-weight:500;
}

/* 产品楼层 */
.product-floor{
  margin-bottom:46px;
}
.floor-header{
  display:flex;
  align-items:center;
  gap:14px;
  margin-bottom:18px;
  padding-bottom:12px;
  border-bottom:2px solid var(--c-line);
}
.floor-header h2{
  font-size:22px;
  font-weight:800;
  color:var(--c-navy);
  margin:0;
}
.floor-count{
  font-size:13px;
  color:var(--c-sub);
  font-weight:600;
  background:#f1f5f9;
  padding:4px 10px;
  border-radius:999px;
}
.floor-more{
  margin-left:auto;
  font-size:14px;
  font-weight:700;
  color:var(--c-red);
  text-decoration:none;
}
.floor-more:hover{
  text-decoration:underline;
}

/* 产品卡片统一 */
.product-card{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:10px;
  overflow:hidden;
  transition:.3s;
}
.product-card:hover{
  transform:translateY(-5px);
  box-shadow:0 16px 38px rgba(15,23,42,.12);
  border-color:#cdd9ee;
}
.product-card a{
  display:block;
  text-decoration:none;
  color:inherit;
}
.product-card img{
  width:100%;
  height:200px;
  object-fit:contain;
  background:#fff;
  padding:14px;
  transition:.4s;
}
.product-card:hover img{
  transform:scale(1.04);
}
.product-card .prod-ph{
  height:200px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(135deg,#f1f5f9,#e2e8f0);
  color:var(--c-sub);
  font-size:14px;
  font-weight:700;
}
.product-card .card-body{
  padding:12px 14px;
  border-top:1px solid #f1f5f9;
}
.product-card .card-body h3{
  font-size:15px;
  color:var(--c-navy2);
  text-align:center;
  margin:0;
  line-height:1.45;
  font-weight:600;
}

/* ============================================================
   产品详情页面包屑（完善：补分类层，对齐 JSON-LD）
   ============================================================ */
.crumb-bar{
  margin-top:65px;
  background:#f8fafc;
  padding:16px 0;
  border-bottom:1px solid #e8eef5;
}
.breadcrumb{
  font-size:14px;
  color:#94a3b8;
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
}
.breadcrumb a{color:#64748b;text-decoration:none;transition:.2s}
.breadcrumb a:hover{color:#dc2626}
.breadcrumb .sep{color:#cbd5e1;font-weight:700}
.breadcrumb .current{color:#0f172a;font-weight:600}

/* ============================================================
   首页应用行业板块 + 详情页 FAQ
   ============================================================ */
.industry-section{background:#fff}
.industry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:30px}
.industry-card{position:relative;background:#f8fafc;border:1px solid #e8eef5;border-radius:12px;padding:26px 22px 22px;transition:.3s;overflow:hidden}
.industry-card::before{content:"";position:absolute;left:0;top:0;width:100%;height:4px;background:linear-gradient(90deg,#0f172a,#dc2626)}
.industry-card:hover{transform:translateY(-5px);box-shadow:0 16px 38px rgba(15,23,42,.10);border-color:#cdd9ee}
.industry-card .num{font-size:13px;font-weight:800;color:#dc2626;letter-spacing:1px;margin-bottom:10px}
.industry-card h4{font-size:17px;color:#0f172a;margin:0 0 8px;font-weight:700}
.industry-card p{font-size:13.5px;color:#64748b;line-height:1.7;margin:0}
@media(max-width:900px){.industry-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.industry-grid{grid-template-columns:1fr}}

.faq-block{margin:26px 0 28px}
.faq-block h3{font-size:17px;color:#0f172a;margin:0 0 14px;font-weight:700}
.faq-item{border:1px solid #e8eef5;border-radius:8px;margin-bottom:10px;background:#fff;overflow:hidden}
.faq-item summary{cursor:pointer;list-style:none;padding:13px 16px;font-size:14.5px;font-weight:600;color:#0f172a;position:relative;padding-right:40px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:16px;top:50%;transform:translateY(-50%);font-size:20px;color:#dc2626;font-weight:700;transition:.2s}
.faq-item[open] summary::after{content:"\2212"}
.faq-item p{padding:0 16px 14px;font-size:14px;color:#64748b;line-height:1.8;margin:0}